<?php

namespace common\models\project;

use Yii;
use yii\base\Model;
use yii\data\ActiveDataProvider;
use common\models\project\Project;

/**
 * ProjectSearch represents the model behind the search form about `common\models\project\Project`.
 */
class ProjectSearch extends Project
{
    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['id', 'category', 'starttime', 'endtime', 'funds', 'surplus', 'status'], 'integer'],
            [['name', 'cname', 'management', 'bearunit', 'director'], 'safe'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function scenarios()
    {
        // bypass scenarios() implementation in the parent class
        return Model::scenarios();
    }

    /**
     * Creates data provider instance with search query applied
     *
     * @param array $params
     *
     * @return ActiveDataProvider
     */
    public function search($params)
    {
        $query = Project::find();

        // add conditions that should always apply here

        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        ]);

        $this->load($params);

        if (!$this->validate()) {
            // uncomment the following line if you do not want to return any records when validation fails
            // $query->where('0=1');
            return $dataProvider;
        }

        // grid filtering conditions
        $query->andFilterWhere([
            'id' => $this->id,
            'category' => $this->category,
            'starttime' => $this->starttime,
            'endtime' => $this->endtime,
            'funds' => $this->funds,
            'surplus' => $this->surplus,
            'status' => $this->status,
        ]);

        $query->andFilterWhere(['like', 'name', $this->name])
            ->andFilterWhere(['like', 'cname', $this->cname])
            ->andFilterWhere(['like', 'management', $this->management])
            ->andFilterWhere(['like', 'bearunit', $this->bearunit])
            ->andFilterWhere(['like', 'director', $this->director]);

        return $dataProvider;
    }
}
